datagrid

问题 How to add an image to Dojo datagrid columns? I have different css classes for different images. How to make it display in datagrid? How to store image in datastore? 回答1: I would try with a formatter in the layout structure: var layout = [ { field: 'image', name: ' ', width: 'auto', formatter: function(value) { var src = imageURL; return "<img src=\"" + src + "\" />"; } }]; 来源： https://stackoverflow.com/questions/7316050/storing-image-in-dojo-datagrid

问题 I have a datagrid which is bound to a collectionviewsource, which is bound to an observablecollection. In following a guide I've set it up like so: My Persons class: public class Persons : ObservableCollection<Person> { //... } The xaml data bindings: <Window.Resources> <local:Persons x:Key="_Persons"/> <CollectionViewSource x:Key="cvsPersons" Source="{StaticResource _Persons}" /> </Window.Resources> The datagrid binding: <DataGrid x:Name="myDataGrid" ItemsSource="{Binding Source=

问题 I want to be able do refresh my datagrid, because I am updating my table on my database datagrid and want to see the changes in grid , is there any way of automatically updating datagrid for every 1 minute? 回答1: DataGrid.Items.Refresh() will refresh the items. You can then use a timer to run every minute to force the refresh Here is an example of implementing a timer to update a ListBox which you can adapt for your purpose. 回答2: Going forward you can use ObservableCollection to bind the grid

问题 I've got a TDbGrid in my project, and I'm trying to have an event go off every time I change the selected row. Any change in row already updates all the data-aware controls linked to the same DataSource, but there are other changes to be made too, that I need an event handler for. I thought OnColEnter would work. According to the helpfile, it fires when: The user navigates to the cell using the keyboard. For example, when the user uses the Tab key, or the Home key. The user clicks the mouse

问题 I have an item renderer that checks an external source for display information. If that information changes, I want to force all item renderer instances to check it. What's the best way for force all the item renderers in a list or grid to either commitProperties or execute some other method? I've read that resetting the grid.itemRenderer property will make them all initialize. I've also received the suggestion to iterate recursively through all the grid's children and call

问题 I'm using WPFToolkit's Datagrid control. I can populate the datagrid, but I'm having trouble with the DataGridHyperlinkColumn. I would like it to visually display the link as the Person's name, but for the link to go to whatever UriLink's value is. How can I do this? What am I doing wrong? Xaml: <dg:DataGridHyperlinkColumn Header="Person Name" Width="200" Binding="{Binding Path=PersonName}" IsReadOnly="True" TargetName="{Binding Path=UriLink}"></dg:DataGridHyperlinkColumn> Alternatively, I

问题 I am wondering if it was possible to change the styling of a column in a wpf datagrid depending on the type of item in the ItemsSource collection. I have a wpf datagrid from the wpf toolkit. The single rows in the grid should be styled depending of the type of item from the ItemsSource collection. So all items are of the same base class type but the columns of some derived types should get a different stylization. Is this possible? Thank you :-) 回答1: Yes, it is possible to do it in several

问题 I am wondering if it was possible to change the styling of a column in a wpf datagrid depending on the type of item in the ItemsSource collection. I have a wpf datagrid from the wpf toolkit. The single rows in the grid should be styled depending of the type of item from the ItemsSource collection. So all items are of the same base class type but the columns of some derived types should get a different stylization. Is this possible? Thank you :-) 回答1: Yes, it is possible to do it in several

问题 I have domain property of Type Byte[]. byte[] photos byte[] video On GSP Page I am able to upload my files in SQL DB successfully. When I view the page to see list of elements in a row, my action of controller does the job , how do I set the image source to this Byte array retrieved from DB. I hope my question is clear. After following the instructions, here is what I did.. def displayGraph() { //def img = params.id // byte array def classified = Classified.findById(params.id) byte[]

问题 I have a DataGrid which contains some Product details , i need to load the product details into some textboxes when i double click on a particular product in the datagrid. Thanks in advance. 回答1: Welcome to StackOverflow! Usually people won't answer questions without the following. A clear summary of what you're attempting to do. All of the relevant code Any exceptions that you are experiencing All of the research links you used in order to get where you are That said, I will give you a demo